129213756

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{26987}}^1$

素因数の和:27023

約数の個数: 72

約数和(自身を含む): 392945280

約数和(自身を除く): 263731524

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 57, 63, 76, 84, 114, 126, 133, 171, 228, 252, 266, 342, 399, 532, 684, 798, 1197, 1596, 2394, 4788, 26987, 53974, 80961, 107948, 161922, 188909, 242883, 323844, 377818, 485766, 512753, 566727, 755636, 971532, 1025506, 1133454, 1538259, 1700181, 2051012, 2266908, 3076518, 3400362, 3589271, 4614777, 6153036, 6800724, 7178542, 9229554, 10767813, 14357084, 18459108, 21535626, 32303439, 43071252, 64606878, 129213756]

約数ペア:

[(1, 129213756), (2, 64606878), (3, 43071252), (4, 32303439), (6, 21535626), (7, 18459108), (9, 14357084), (12, 10767813), (14, 9229554), (18, 7178542), (19, 6800724), (21, 6153036), (28, 4614777), (36, 3589271), (38, 3400362), (42, 3076518), (57, 2266908), (63, 2051012), (76, 1700181), (84, 1538259), (114, 1133454), (126, 1025506), (133, 971532), (171, 755636), (228, 566727), (252, 512753), (266, 485766), (342, 377818), (399, 323844), (532, 242883), (684, 188909), (798, 161922), (1197, 107948), (1596, 80961), (2394, 53974), (4788, 26987)]